System Overview Dashboard fails to load with an error "Failed to get report - A data-source execution error for a report"

Products

• VMware NSX

Issue/Introduction

• The NSX System Overview Dashboards error out and do not display any data.
• The error illustrated in the UI is similar to "Failed to get report - A data-source execution error for a report".
• See below example of errors:

• It is observed in /var/log/proton/nsxapi.log that there is "java.net.SocketTimeoutException" exception while getting data from url http://127.0.0.1:7440/nsxapi/api/v1/ui-controller/nodes-count-info.

<DATE_TIME>  INFO http-nio-127.0.0.1-7440-exec-38475 RESTDatasourceConfiguration 76723 SYSTEM [nsx@6876 comp="nsx-manager" level="INFO" reqId="<ID>" subcomp="manager" username="admin"] getting data from url http://127.0.0.1:7440/nsxapi/api/v1/ui-controller/nodes-count-info

<DATE_TIME> ERROR http-nio-127.0.0.1-7440-exec-38645 HTTPSClient 76723 SYSTEM [nsx@6876 comp="nsx-manager" errorCode="MP193072" level="ERROR" reqId="<ID>" subcomp="manager" username="admin"] Error detected while invoking the rest api through httpclient
java.net.SocketTimeoutException: Read timed out

• It is also seen in /var/log/proton/localhost_access_log.txt that "GET /nsxapi/api/v1/ui-controller/nodes-count-info" is taking too long to fetch the response.

<DATE_TIME> - "GET /nsxapi/api/v1/ui-controller/nodes-count-info HTTP/1.1" 200 711 10758543 10758455 X

 

Environment

VMware NSX

Cause

The issue is caused by the below call taking too long to complete.

GET /nsxapi/api/v1/ui-controller/nodes-count-info

 

Resolution

1. Restart the proton service on the problematic NSX Manager.
2. Connect to the one NSX Manager in root mode.
3. Run the following command to restart proton:

#/etc/init.d/proton restart

 

For additional support, contact Broadcom Technical Support for assistance.